McDonnell & Miller 250-3/4-50 Valve 30067439-890 Featuring a 3-inch insertion length

Featuring a 3-inch insertion length and a panel-mount configuration

and safety controls

Technical specifications focus on the exact RPM requirements and shaft dimensions needed to seat into the existing blower housing without modification

Common Questions: Which refrigerants are compatible with the KT-33-VX100

McDonnell & Miller 250-3/4-50 Valve 30067439-890 Featuring a 3-inch insertion lengthThe McDonnell & Miller 250 3 4 50 (Part Number 181525) is a high capacity pressure relief valve engineered specifically for technical boiler applications and hydronic heating systems. Field proven to handle a 1,160,000 BTU capacity, this 3 4" NPT valve is set at a precise 50 PSI to prevent over pressure conditions in demanding mechanical environments. Built with a heavy duty bronze body and seat, it utilizes an EPDM rubber diaphragm and seat disc to